HP Prime Graphing NW280AAABA manual Center on, By the X Zoom and Y Zoom settings, Shortcut press w

ZOOM FACTOR

Zoom keys There are two zoom keys: pressing +zooms in and pressing wzooms out. The extent of the scaling is determined by the

settings (explained above).

Zoom menu In Plot view, tap and tap

an option. (If is not

displayed, tap .)

The zoom options are explained in the following table. Examples are provided on “Zoom examples” on page 91.

Option	Result
Center on	Redraws the plot so that the cursor is in the
Cursor	center of the screen. No scaling occurs.
Box	Explained in “Box zoom” on page 90.
In	Divides the horizontal and vertical scales
	by X Zoom and Y Zoom (values set with
	the Set Factors option explained on
	page 88). For instance, if both zoom
	factors are 4, then zooming in results in 1/
	4 as many units depicted per pixel.
	(Shortcut: press +.)
Out	Multiplies the horizontal and vertical scales
	by the X Zoom and Y Zoom settings.
	(Shortcut: press w.)
X In	Divides the horizontal scale only, using the
	X Zoom setting.
X Out	Multiplies the horizontal scale only, using
	the X Zoom setting.
Y In	Divides the vertical scale only, using the Y
	Zoom setting.
Y Out	Multiplies the vertical scale only, using the
	Y Zoom setting.

An introduction to HP apps 89